(57) Abstract At the time of various medical diagnostics and dealing with, vagina cervical retorakuta erebeita which is used in order handles, to observe the uterus (10), the inside tube (12) with the operational plastic make cap of the pair which is interposed in the uterus cavity (18) and (20) it has. The inside tube (12) the cervical cap (30) is installed, the tube that has tried does not extend to the intrauterine above fixed distance. The outer part shaft of air (14) inside, the inside tube is interposed.
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